Control system for railway car retarders



May 17, 1966 N. B. COLEY ETAL CONTROL SYSTEM FOR RAILWAY CAR RETARDERS 21 Sheets-Sheet 1 Filed Oct. 1, 1953 Eta mt m mk m mkw H B H H TNT M W wnm 1 C A BF L 71/ |L m l I IIL \w. .m I I I m Q -oz oz m I I I I I J J m m w w w H m mbqmz KPNTQ m. O

THEIR ATTORNEY May 17, 1966 N. B. COLEY ET AL CONTROL SYSTEM FOR RAILWAY CAR RETARDERS 21 Sheets-Sheet 2 INVENTORS NB. COLEY AND RF. ALBR|GHTON BY THEIR ATTORNEY Filed Oct. 1, 1953 May 17, 1966 N. B. COLEY ET AL 3,251,991

CONTROL SYSTEM FOR RAILWAY CAR RETARDERS Filed Oct. 1, 1953 21 Sheets-Sheet 3 was s ii l|5 s l I i l loo INVENTORS NB. COLEY AND RF ALBRIGHTON BY THEIR ATTORNEY y 7, 1966 N. B. COLEY ET AL CONTROL SYSTEM FOR RAILWAY CAR RETARDERS 21 Sheets-Sheet 4.

Filed Oct. 1, 1955 s m 5 3 S M M m M 8 W v .Y w w v' M 5 m m NB COLEY AND RF. ALBRIGHTON THElR ATTORNEY y 1966 N. B. COLEY ET AL 3,251,991

CONTROL SYSTEM FOR RAILWAY CAR RETARDERS Filed Oct. 1, 1953 21 Sheets-Sheet 5 Flll' E g a m I Ta w MUM lmiwfi ITII Ill 3 O I ll I3 2 w 9 m 8 W I [I I 7 .W I I'll:

INVENTORS NB. COLEY AND R.F. ALBRIGHTON 7mm THEIR ATTORNEY May 17, 1966 N. B. COLEY ETAL CONTROL SYSTEM FOR RAILWAY CAR RETARDERS 21 Sheets-Sheet 6 Filed Oct. 1, 1953 m INVENTORS N. B. COLEY AND THEIR ATTORNEY May 17, 1966 N. B. COLEY ET AL 3,251,991

CONTROL SYSTEM FOR RAILWAY CAR RETARDERS Filed Oct. 1, 1953 21 Sheets-Sheet 9 56K U FIG. 445 448 SW I 449 45 l WH- 500 FIG. 14.

INVENTORS NB COLEY AND 0w VOLTAGE RF. ALBRlGHTON I POWER SUPPLY 7 mlmhk) BY THEIR ATTORNEY y 7, 1966 N. B. COLEY ETAL 3,251,991

CONTROL SYSTEM FOR RAILWAY CAR RETARDERS Filed Oct. 1. 1953 21 Sheets-Sheet 10 FIG. 4.

RETARDER NO.|.

r RADAR SPEED -1 RESPONSIVE APPARATUS L-MPH l I M/MPH IH/MPH ExIT DETECTOR HIGH-PASS HIGH-PASS HIGH-PASS CONTROL OF ALL ELECTRONIC ELECTRONIC ELECTRONIC UNIT SPEEDS FILTER FILTER FILTER ICK 96 l w IMW IHW 55 I E1 11 If 1 R I I hszll-g Isn 54 Jb |II3+I 1' (B+)I l I ILS I I 1 I IF l I 60" F I I 6| I at? I 52 IMS 65 L l I ms 66 ITNP INVENTORS NB COLEY AND RF. ALBRIGHTON THEIR ATTORNEY May 17, 1966 N. B. COLEY ET AL 3,251,991

CONTROL SYSTEM FOR RAiLWAY CAR RETARDERS Filed Oct. 1, 1953 21 Sheets-Sheet l1 FIGI.5.

A RADARSPEED Ir- RESPONSIVE APPARATUS "1 I l l -MPH II I-MPH :II-I-MPH EXIT DETECTOR HIGH-PASS HIGH-PASS HIGH-(PASS CoNTRoL I o LL ELECTRONIC ELECTRONIC LECTRO IC uNIT SPEEDS FILTER FILTER I FILTER ELL 2H INVENTORS N.B. COLEY AND R.F. ALBRIGHTON THEIR ATTORNEY May 17, 1966 N. a. COLEY ET AL CONTROL SYSTEM FOR RAILWAY CAR RETARDERS Filed Oct. 1, 1953 RETARDER N03 H C S! WSN .AO H R fi +m f? HE H wm M A w m m l E 8 HL W E M H NA SB W M A WA A m RE HTU AW BEH mm HL R E w E LS R m "I IC ll EF F m D m P nmn IIIII N NU 0 0 INVENTORS NB. COLEY AND R.F. ALBRIGHTON THEIR A-TTORNEY May 17, 1966 Filed Oct. 1, l

FIe..7.

N. B. COLEY ET AL CONTROL SYSTEM FOR RAILWAY CAR RETARDERS 21 Sheets-Sheet 15 r RADAR SPEED CuRvE l REsP NsIvE APPARATUS r CORRECTION I }L;MP|-I ;jM-MPH HI-MPH ExIT DETECTOR HIGH-PASS HIGH-PASS HIGH-PASS CONTROL OF ALL ELECTRONIC ELECTRONIC ELECTRONIC uNIT sPEEDs FILTER FILTER FILTER I fi-TNZ I "i l 4L8 l I I 1 l 4M I I I j l Bil I 4TNP 4H8 INVENTORS N.B.COLEY AND RF. ALBRIGHTON THEIR ATTORNEY May 17, 1966 N. B. COLEY ET AL 3,251,991

CONTROL SYSTEM FOR RAILWAY CAR RETARDERS Filed Odt. 1, 1953 21 Sheets-Sheet 14.

FIG. 8.

I I 5CC r- RADAR SPEED CURVE I RESPONSIVE APPARATUS r CORRECTION I I I I I I F I I L-MPH M-MPH HMPH EXIT DETECTOR HIGH-PASS HIGH-PASS HIGH-PASS CONTROL OF ALL ELECTRONIC ELECTRONIC ELECTRONIC UNIT SPEEDS FILTER FILTER FILTER 5H8 STNP- INVENTORS NB. COLEY AND R.F. ALBRIGHTON THEIR ATTORNEY May 17, 1966 N. B. COLEY ET AL 3,251,991

CONTROL SYSTEM FOR RAILWAY CAR RETARDERS Filed Oct. 1. 1953 21 Sheets-Sheet 15 FIG. 9.

RETARDER NO.I.

RETARDER OPERATING MECHANISM S IHS FIG. 10.

RETARDER N02 TYPIOAL FOR OPERATION OF ZROM" ARDER RETARDERS 2,3,485.(USE

OPERA-H N6 RELAYS 4WI2 AND 4W2-2 FOR MECHANISM CONTROL OF OAR RETAROER 2L8 2M8 2H8 N04):

INVENTORS NB. COLEY AND RF. ALBRIGHTON E MW THEIR ATTORNEY May 17, 1966 N. B. COLEY ET AL 3,251,991

CONTROL SYSTEM FOR RAILWAY CAR RETARDERS Filed Oct. 1, 1953 FIG.12R.

BTV EE NO. T 3T5 HEAVY NOI. No.2. 3-5T N05 CAR 21 Sheets-Sheet 16 N04. POS.

FIG.12S.

Fl 6-. 13 S. 5XR 5CK 5W2 N05. RMT F No.4. POS.

/TRACK DESTINATION BUTTONS ROUTE STORAGE r T lO-l2S P2- (9) O D O 1 i l I CONTROL OF ROUTE STORAGE J SWSwa'ZTS 8S 1 i i CONTROL OF ROUTE STORAGE sw 8T8 3-5s QE' 3 i- CONTR OL CONTROL CONTROL OF SW OF SW 3T8 OF SW 5T8 2T8, 4T8 86TS INVENTORS N. B. COLEY AND R.F. ALBRIGHTON THEIR ATTORNEY y 1966 N. B. COLEY ET AL CONTROL SYSTEM FOR RAILWAY CAR RETARDERS Filed Oct. 1. 1953 21 Sheets-Sheet 17 -ICK -|LS 2W2 ITNP RM N03 POSITION FIGJEB- BTS/ T8 HEAVY CAR -5T FIGJSB. AT

IXR

NO.2. RM TO 26K No.3. posmofi? 'ZTNP FIGJZC. 8T8 NO.|. N02 0 S HEAVY CAR BAT 0 o 4 T FIG 2L8 A ZXR NO.2 RM TO 2XP OPEN POSITION NIZ'IGJZD. 8TLSX HEAVY CAR FIG-13D. 4AT

IXR m 1 1 IXP 8TN 8W2 INVENTORS NOII. RM TO N04.

POSITION NB. COLEY AND R F ALBRIGHTON WWW THEIR ATTORNEY y 1966 N. B. COLEY ET AL 3,251,991

CONTROL SYSTEM FOR RAILWAY CAR RETARDERS Filed Oct. 1. 1953 21 Sheets-Sheet l9 FIG.12H.

W HEAVY CAR No.3. RM TO 1; 3m N04 POSITION 3W2 FIGJZJ.

\X HEAVY CAR 4 5T 3XR 3M8 3TN No.3. RM TO No.3. POSITION FIG.13J.

FIG-12K.

FIG-13K.

CK 3XR N03. RM TO N04 POSITION INVENTORS NB. COLEY AND R. F. ALBRIGHTON THEIR ATTORNEY May 17, 1966 N. B. COLEY ET AL 3,251,991

CONTROL SYSTEM FOR RAILWAY CAR RETARDERS 21 Sheets-Sheet 20 Filed Oct. 1, 1953 AX HEAVY CAR 3AT No.3.

FIG.13L.

FlGulZM.

SKSX 3T8 BAT INVENTORS NB. COLEY AND R F. ALBRIGHTON THEIR ATTORNEY 

4. A CAR RETARDER CONTROL SYSTEM FOR RAILROADS COMPRISING, A HUMP CLASSIFICATION YARD HAVING SEVERAL CLASSIFICATION TRACKS FED THROUGH VARIOUS TRACK SWTICHES FROM A SINGLE TRACK EXTENDING OVER A HUMP AND HAVING CAR RETARDERS BETWEEN SEVERAL OF THE TRACK SWITCHES SO THAT A CAR PASSES THROUGH A SUCCESSION OF CAR RETARDERS SPACED BY AT LEAST ONE FACING POINT TRACK SWITCH IN TRAVELLING FROM THE HUMP TO A CLASSIFICATION TRACK, A WEIGHTING DEVICE IN SAID STRETCH OF SINGLE TRACK AHEAD OF THE FIRST OF SAID SUCCESSION OF CAR RETARDER, WEIGHT STORAGE AND TRANSFER MEANS ASSOCIATED WITH THE RESPECTIVE CAR RETARDERS INITIALLY, EFFECTIVE TO SET UP A STORAGE FOR THE FIRST CAR RETARDER INDICATIVE OF THE WEIGTH OF A CAR ACTUATING SAID WEIGHTING DEVICE, AND WEIGHT STORAGE AND TRANSFER MEANS BEING EFFECTIVE TO TRANSFER THE WEIGHT STORAGE OF SAID WEIGHT STORAGE MEANS ASSOCIATED WITH THE FIRST CAR RETARDER TO THE WEIGHT STORAGE MEANS FOR CERTAIN OTHER CAR RETARDERS, SELECTIVELY IN ACCORDANCE WITH THE POSITIONS OF THE TRACK SWITCHES, AND CAR RETARDER CONTROL MEANS FOR EACH OF THE CAR RETARDERS FOR GOVERNING THE DEGREE OF RETARDATION IN ACCORDANCE WITH THE CONDITION OF SAID WEIGHT STORAGE MEANS FOR THE ASSOCIATED CAR RETARDER.
 37. A CAR RETARDER CONTROL SYSTEM COMPRISING IN COMBINATION, A STRETCH OF TRACK OVER WHICH EACH CAR ROLLS BY GRAVITY IN TRANSIT TO A PLURALITY OF CLASSIFICATION TRACKS, A CAR RETARDER DISPOSED ALONG SAID STRETCH OF TRACK AND BEING CONTROLLABLE TO DIFFERENT BRAKING CONDITIONS TO VARY THE SPEED AT WHICH EACH CAR LEAVES SAID RETARDER, ROUTE DESIGNATING MEANS DISTINCTIVELY CONTROLLED FOR A CAR ACCORDING TO ITS PRESELECTED CLASSIFICATION TRACK PRIOR TO ITS ENTERING SAID RETARDER, CONTROL MEANS FOR ACTING ON SAID CAR RETARDER EFFECTIVE TO CAUSE THE EXIT SPEED OF SAID CAR FROM SAID RETARDER TO BE OF A SELECTED VALUE, SAID CONTROL MEANS INCLUDING MEANS ASSOCIATED WITH RESPECTIVE CLASSIFICATION TRACKS AND CAPABLE OF ACTING ON SAID CONTROL MEANS SELECTIVELY IN ACCORDANCE WITH THE CONDITION OF SAID ROUTE DESIGNATING MEANS TO AFFECT SAID EXIT SPEED FROM SAID RETARDER IN ACCORDANCE WITH THE ROUTE TO BE TRAVERSED BY SAID CAR AFTER LEAVING THE RETARDER. 